compiler/tests/std/strings/bug20169.phpt

--TEST--
Bug #20169 (implode() clobbers first argument)
--FILE--
<?php
    @set_time_limit(5);
    $delimiter = "|";

    echo "delimiter: $delimiter\n";
    implode($delimiter, array("foo", "bar"));
    echo "delimiter: $delimiter\n";
?>
--EXPECT--
delimiter: |
delimiter: |